It can specifically describe the kinetics of crystallisation, can be applied generally to other changes of phase in materials, like chemical reaction rates, and can even be meaningful in analyses of …

2015年2月1日 · The classical theory of Johnson–Mehl–Avrami–Kolmogorov (JMAK) is widely used to describe the kinetics of crystallization even when the premises required for its …

2016年10月15日 · The applications of non-isothermal JMAK type equation in γ→α phase process of Fe-0.002 wt%C alloy under linear cooling process and welding thermal process do show its …

The kinetics of isothermal phase transformations have been described by the Johnson-Mehl-Avrami-Kohnogorov (JMAK) phenomenological model since the 40’

2023年7月6日 · The use of the Jonhson–Mehl–Avrami–Kolomogorov (JMAK) model has become prevalent in the kinetic analysis for Mg-based hydrogen storage alloys. However, the classical …

JMAK方程是由W.A.Johnson和R.F.Mehl，M.Avrami 于1939年提出，用于表述形核类型的相变的进行程度 的（X）和经过时间（t）之间的关系 约翰逊-迈尔 (JMAK)相关理论 8 同时形核：假 …

1997年10月1日 · In particular, the following three situations, for which the JMAK theory requires extensions, are considered: (1) finite size effects and non-uniform nucleation, (2) anisotropic …

1998年7月1日 · The FE method coupled with the extended JMAK model offers a comprehensive integration of various phenomena, including heat transport and mechanics in the strip and the …

In this paper we propose a procedure to obtain the JMAK parameters of the independent transformations that simultaneously occur during a crystallization process (e.g. leading to the …

2020年10月15日 · 形核 孕育期 时间 形核类型 非形核类型 时间,t 非形核类型 方程述了 约翰逊一迈尔 (JMAK)相关理论 假定在某时刻t,2个相,每个体积为v 1-X (1-H (1-该) (1-v) In (1-X)=In U1 …